Jalyn is a distinctive girls' name in United States, ranking #907 in 1999 with 233 recorded births. The name reached its all-time peak in 2003 with 355 births ranking #721. Since 1996, the popularity has increased by 75.2%. In 1999, approximately 1 in every 7,613 girls born was named Jalyn. FALLING Recent data shows the name is currently falling.